261735543

素因数分解:

$3^5\times {\mathrm{1077101}}^1$

素因数の和:1077116

約数の個数: 12

約数和(自身を含む): 392065128

約数和(自身を除く): 130329585

約数列:

[1, 3, 9, 27, 81, 243, 1077101, 3231303, 9693909, 29081727, 87245181, 261735543]

約数ペア:

[(1, 261735543), (3, 87245181), (9, 29081727), (27, 9693909), (81, 3231303), (243, 1077101)]